21306086 is an even 8-digits composite number following 21306085
and preceding 21306087 . In scientific notation, it is written as 2.1306086 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 10653042 positive integers (up to 21306086) that are relatively prime to 21306086.
21306086 has 4 divisors, whose sum is 31959132
The reverse of 21306086 is 68060312
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million three hundred six thousand eighty-six
Scientific notation
2.1306086 × 10^7
Engineering notation
2.1306086 × 10^6
Prime Factorization
2 × 10653043
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21306086
Product of the distinct prime numbers
The prime factorization of 21306086 is 2 × 10653043.
Since it has a total of 2 prime factors.
1 , 4 , 46 , 35 , 775 , 480 , 5596 , 242 , 57698 , 50558 , 76434 , 479149 , 8697684 , 6416238 , 43426323 , 41281704 , 428817715 , 346878936 , 7728788446 , 8804469362
n×2
42612172
n×3
63918258
n×4
85224344
n×5
106530430
n÷2
10653043
n÷3
7102028.6666667
n÷3
5326521.5
n÷5
4261217.2
n2
453949300639396
n3
9.6718828390628E+21
n4
2.06069967551E+29
n5
4.3905444506587E+36
2 √n
4615.8516007341
3 √n
277.22638289868
4 √n
67.940058880856
5 √n
29.221380887744
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21306085
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21306086 can be divided by 4 positive divisors.
The sum of these divisors (counting 21306086) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001010001101011100110
3
Ternary
1111002110110022
4
Quaternary
1101101223212
5
Quinary
20423243321
6
Senary
2040355142
8
Octal
121215346
10
Decimal
21306086
12
Duodecimal
7175ab2
16
Hexadecimal
1451ae6
20
Vigesimal
6d3546
36
Base36
convq
md5
767818ce22999833b67cac27d46ad5ca
sha1
fe0565480cbcf0ed38a6514918f89de54e38a43f
sha256
d241271c0874288c7081029c66d051cfc6cbe3633cdf319e1b3158fbecc8d5cc
sha512
ca29be62830520ff7a576d3af0a37a1fdcdfd9d9dfa23dbf9c170718ab870b72f694b73c2b3c9a5519e47a6842825878e81d925a479528a931d03666b85ca854
ripemd-160
b3cfc95a0927e9bb3dd5a89ff3e52930cdd6459a
Diameter
42612172
Circumference
133870086.5087
Area
1.426123787991E+15
Volume
4.0513488098108E+22
Surface area
5.7044951519638E+15
Circumference
133870086.5087
Perimeter
85224344
Area
453949300639396
Diagonal
30131355.782288
Surface area
2723695803836376
Volume
9.6718828390628E+21
Space diagonal
36903223.462432
Perimeter
63918258
Area
1.9656581319195E+14
Altitude
18451611.731216
Surface area
1.9656581319195E+14
Volume
1.1398423237239E+21
Height
10043785.260763